The area of the angle between the stem and the petiole is referred to as the:

A) axil.
B) blade.
C) petiole.
D) stipule.
E) trichome.

Axil

The angle or area between the upper side of a leaf or stem and the supporting stem or branch.

Petiole

A slender stem that attaches the leaf blade to the plant stem, enabling nutrient and water transport.

Stem

The main body or stalk of a plant, which supports leaves, flowers, and fruits, and transports fluids between the roots and the rest of the plant.